If we are doing this, then I think that CATNIP (RFC1707) needs to be made Historic at the same time, even though it didn't need an IP version number. I also recall rumours that some people were actually using ST2 at one point. Are we sure that it's totally gone away? Regards Brian Carpenter On 18/03/2016 08:15, The IESG wrote: > > The IESG has received a request from the Internet Engineering Steering > Group IETF (iesg) to consider the following document: > - 'Moving IP versions 5, 8, and 9 to Historic' > <status-change-ip-versions-5-8-9-to-historic-01.txt> as Historic > > The IESG plans to make a decision in the next few weeks, and solicits > final comments on this action. Please send substantive comments to the > ietf@xxxxxxxx mailing lists by 2016-04-14. Exceptionally, comments may be > sent to iesg@xxxxxxxx instead. In either case, please retain the > beginning of the Subject line to allow automated sorting. > > The file can be obtained via > https://datatracker.ietf.org/doc/status-change-ip-versions-5-8-9-to-historic/ > > IESG discussion can be tracked via > https://datatracker.ietf.org/doc/status-change-ip-versions-5-8-9-to-historic/ballot/ > > > No IPR declarations have been submitted directly on this I-D. > > >